pivaloyl

例句：

1. 1. The compound contains pivaloyl groups, which are important for its biological activity.
   这种化合物含有丙烯酰基团，对它的生物活性很重要。
2. 2. The research focused on the synthesis of pivaloyl esters as potential anticancer agents.
   研究集中在合成丙烯酰基酯作为潜在的抗癌剂。
3. 3. The pivaloyl group is a key functional group in organic chemistry, playing a crucial role in drug design.
   丙烯酰基是有机化学中的关键官能团，在药物设计中起着至关重要的作用。